#include <iostream>
using namespace std;
int main(){
	int number1,number2;
	int number3,number4;
	
	number1 = number2 = 10;
	number3 = number4 = 10;
	
	cout << "Initial value of number1:" << number1 << endl;
	cout << "Initial value of number2:" << number2 << endl;
	cout << "Initial value of number3:" << number3 << endl;
	cout << "Initial value of number4:" << number4 << endl;
	
	cout << "====================================" << endl;
	
	cout << "The value of number1++:" << number1++ << endl;
	cout << "The value of ++number2:" << ++number2 << endl;
	cout << "The value of number3--:" << number3-- << endl;
	cout << "The value of --number4:" << --number4 << endl;
	
	return 0;
}
